Pigment Yellow 101

1-naphthalenecarboxaldehyde, 2-hydroxy-, (2-hydroxy-1-naphthalenyl)methylenehydrazone ; 1,1'-[azinobismethylidyne]bis[2-naphthol] ; 2-hydroxy-1-naphthalenecarboxaldehyd[(2-hydroxy-1-naphthalenyl)methylene]hydrazone ; 1,1'-(azinobismethylidyne)bis(2-naphthol) ; pigmentyellow101 ; c.i.pigment yellow 101 ; c.i.48052 ; 1,2-bis(2-hydroxynaphthalene-1-ylmethylene)hydrazine ; 1,2-bis(2-hydroxy-1-naphtylmethylene)hydrazine ; 2-hydroxynaphthalene-1-carbaldehyde [(2-hydroxy-1-naphthyl)methylene]hydrazone